Cirque de la Symphonie acrobats, dancers and jugglers are accompanied by the TSO Pops! performing the music of Tchaikovsky, Ravel and others at 7:30 p.m., Friday and Saturday, Jan. 29 and 30; and 2 p.m., Sunday, Jan. 31. $24 to $62. Call 882-8585, or visit www.tucsonsymphony.org for tickets or more information.